do we have any evidence that al qaeda was responsible for the attack in benghazi? >> aqim played a role, the discussions are under way about how aqim members interacted with others and those are questions better left to a closed session. >> we'll try to arrange that at an appropriate period of time. on that same point you acknowledge that u.s.africa command is coordinating with ecowas on planning for an intervention in the north. i guess that should be said, a potential intervention in the north. is that correct? >> it's correct to say that the intervention is not planning phases at this point. the intervention would be led by the maliian armed forces with support from the international military force. there is no construct or intention of having a u.s. boots on the ground type of support to that intervention but at this point we're providing planning support exclusively and we'll look at opportunities to provide support to those partners with whom we can engage. >> your statement said the mission will have kuhl objectives of establishing maliian sovereignty and co